Home / 5,419,997.52-8,133,145.56-2,428,181.52

Finding the Fourth Proportional to 5,419,997.52, 8,133,145.56 and 2,428,181.52

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Solution

The fourth proportional to 5,419,997.52, 8,133,145.56 and 2,428,181.52 is: 3,643,683.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419,997.52 : 8,133,145.56 = 2,428,181.52 : x
  2. Step 2: Convert to fraction form
    5,419,997.52/8,133,145.56 = 2,428,181.52/x
  3. Step 3: Cross multiply
    5,419,997.52x = 8,133,145.56 × 2,428,181.52
  4. Step 4: Simplify right side
    5,419,997.52x = 19,748,753,748,262.05
  5. Step 5: Solve for x
    x = 19,748,753,748,262.05/5,419,997.52
  6. Step 6: Final answer
    x = 3,643,683.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.